FreeCalypso > hg > fc-selenite
annotate src/cs/layer1/dl1/dl1_com.c @ 205:89aa29293ded
tpudrv12.h: sync with Magnetite
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 13 Oct 2020 01:07:46 +0000 |
parents | c7af699af1c4 |
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rev | line source |
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1 /* |
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2 * This module contains the LISR and HISR glue functions for L1 |
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3 * which used to be in the dl1_com module in the Leonardo version. |
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4 * The LoCosto source from which we got our L1 code no longer has a |
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5 * dl1_com.c module, and the ISR glue functions in question have been |
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6 * moved into csw-system/init_common/init.c - an incredibly messy C |
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7 * module that is mostly devoted to LoCosto BSP initialization. |
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8 * |
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9 * The present C code has been extracted from LoCosto's init.c, |
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10 * guided by the disassembly of dl1_com.obj from the Leonardo version. |
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11 */ |
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12 |
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13 /* Include Files */ |
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14 #include <assert.h> |
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15 #include <stdarg.h> |
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16 #include <stdio.h> |
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17 #include <stdlib.h> |
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18 #include <string.h> |
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19 |
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20 #include "nucleus.h" |
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21 |
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22 #include "l1_types.h" |
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23 #include "l1_confg.h" |
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24 #include "l1_const.h" |
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25 |
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26 #if TESTMODE |
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27 #include "l1tm_defty.h" |
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28 #endif // TESTMODE |
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29 |
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30 #if (AUDIO_TASK == 1) |
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31 #include "l1audio_const.h" |
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32 #include "l1audio_cust.h" |
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33 #include "l1audio_defty.h" |
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34 #endif // AUDIO_TASK |
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35 |
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36 #if (L1_GTT == 1) |
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37 #include "l1gtt_const.h" |
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38 #include "l1gtt_defty.h" |
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39 #endif |
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40 |
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41 #if (L1_MP3 == 1) |
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42 #include "l1mp3_defty.h" |
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43 #endif |
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44 |
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45 #if (L1_MIDI == 1) |
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46 #include "l1midi_defty.h" |
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47 #endif |
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48 |
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49 #if (L1_AAC == 1) |
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50 #include "l1aac_defty.h" |
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51 #endif |
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52 #if (L1_DYN_DSP_DWNLD == 1) |
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53 #include "l1_dyn_dwl_defty.h" |
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54 #endif |
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55 |
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56 #if (TRACE_TYPE == 4) |
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57 #include "l1_defty.h" |
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58 #endif |
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59 |
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60 #include "armio.h" |
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61 #include "timer.h" |
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62 |
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63 #include "iq.h" |
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64 #include "mem.h" |
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65 #include "clkm.h" |
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66 #include "inth.h" |
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67 |
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68 /* |
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69 * Timing monitor |
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70 */ |
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71 #if (TRACE_TYPE == 4) |
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72 extern T_L1A_L1S_COM l1a_l1s_com; |
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73 extern T_L1S_GLOBAL l1s; |
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74 UNSIGNED max_cpu, fn_max_cpu; |
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75 unsigned short layer_1_sync_end_time; |
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76 unsigned short max_cpu_flag; |
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77 #if (DSP >= 38) |
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78 // DSP CPU load measurement trace variables |
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79 UWORD32 dsp_max_cpu_load_trace_array[4]; |
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80 UWORD32 dsp_max_cpu_load_idle_frame; |
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81 unsigned short l1_dsp_cpu_load_trace_flag; |
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82 #endif |
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83 #endif |
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84 |
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85 #if (L1_EXT_AUDIO_MGT == 1) |
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86 NU_HISR EXT_AUDIO_MGT_hisr; |
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87 char FAR ext_audio_mgt_hisr_stack[500]; |
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88 extern void Cust_ext_audio_mgt_hisr(void); |
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89 #endif |
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90 |
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91 #if ( (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1) ) // equivalent to an API_HISR flag |
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92 extern void api_hisr(void); |
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93 #ifdef __GNUC__ |
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94 #define SECTION_ATTR __attribute__ ((section (".API_HISR_stack"))) |
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95 #else |
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96 #define SECTION_ATTR |
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97 #pragma DATA_SECTION (API_HISR_stack,"API_HISR_stack"); |
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98 #endif |
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99 char FAR API_HISR_stack[0x400] SECTION_ATTR; |
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100 #undef SECTION_ATTR |
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101 NU_HISR apiHISR; |
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102 #endif // (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_DYN_DSP_DWNLD == 1) |
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103 |
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104 #if (FF_L1_IT_DSP_USF == 1) || (FF_L1_IT_DSP_DTX == 1) |
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105 char FAR API_MODEM_HISR_stack[0x400]; // stack size to be tuned |
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106 NU_HISR api_modemHISR; |
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107 #endif // FF_L1_IT_DSP_USF |
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108 |
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109 /* |
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110 * HISR stack and semaphore needed by L1 |
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111 */ |
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112 #if (OP_L1_STANDALONE == 0) |
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113 #define LAYER_1_SYNC_STACK_SIZE 4000 /* matching Leonardo version */ |
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114 unsigned char layer_1_sync_stack[LAYER_1_SYNC_STACK_SIZE]; |
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115 #else |
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116 #if TESTMODE |
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117 char FAR layer_1_sync_stack[2600 /*3600*/]; // Frame interrupt task stack for EVA3 |
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118 #else |
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119 char FAR layer_1_sync_stack[1600 /* 2600 */]; // Frame interrupt task stack for EVA3 |
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120 #endif |
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121 #endif /* OP_L1_STANDALONE */ |
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122 |
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123 NU_HISR layer_1_sync_HISR; // Frame interrupt task stack for EVA3 |
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124 |
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125 /* forward declaration */ |
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126 void layer_1_sync_HISR_entry (void); |
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127 |
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128 /* |
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129 * l1_create_ISR |
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130 * |
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131 * Create L1 HISR. This function is called from l1_pei. |
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132 */ |
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133 void l1_create_ISR (void) |
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134 { |
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135 STATUS status; |
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136 |
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137 #if (OP_L1_STANDALONE == 0) |
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138 // Fill the entire stack with the pattern 0xFE |
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139 memset (layer_1_sync_stack, 0xFE, LAYER_1_SYNC_STACK_SIZE); |
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140 #endif |
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141 |
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142 status = NU_Create_HISR (&layer_1_sync_HISR, |
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143 "L1_HISR", |
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144 layer_1_sync_HISR_entry, |
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145 #if (OP_L1_STANDALONE == 0) |
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146 0, |
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147 layer_1_sync_stack, |
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148 LAYER_1_SYNC_STACK_SIZE); |
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149 #else |
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150 0, |
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151 layer_1_sync_stack, |
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152 sizeof(layer_1_sync_stack)); |
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153 #endif |
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154 |
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155 #if (L1_EXT_AUDIO_MGT) |
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156 // Create HISR for Ext MIDI activity |
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157 //================================== |
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158 status += NU_Create_HISR(&EXT_AUDIO_MGT_hisr, |
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159 "H_EXT_AUDIO_MGT", |
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160 Cust_ext_audio_mgt_hisr, |
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161 1, |
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162 ext_audio_mgt_hisr_stack, |
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163 sizeof(ext_audio_mgt_hisr_stack)); |
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164 #endif |
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165 |
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166 #if ( (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1) ) // equivalent to an API_HISR flag |
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167 status += NU_Create_HISR(&apiHISR, |
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168 "API_HISR", |
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169 api_hisr, |
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170 1, |
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171 API_HISR_stack, |
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172 sizeof(API_HISR_stack)); |
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173 #endif // (L1_MP3 == 1) || (L1_MIDI == 1) || (L1_AAC == 1) || (L1_DYN_DSP_DWNLD == 1) |
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174 |
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175 #if (FF_L1_IT_DSP_USF == 1) || (FF_L1_IT_DSP_DTX == 1) // equivalent to an API_MODEM_HISR flag |
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176 // Create HISR for USF DSP interrupt !!!!. This HISR needs |
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177 // to have the highest priority since the USF status needs |
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178 // to be known before the next block starts. |
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179 //======================================================== |
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180 status += NU_Create_HISR(&api_modemHISR, |
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181 "MODEM", |
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182 api_modem_hisr, |
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183 0, |
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184 API_MODEM_HISR_stack, |
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185 sizeof(API_MODEM_HISR_stack)); |
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186 #endif |
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187 |
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188 assert (status == 0); |
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189 } |
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190 |
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191 /* |
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192 * The versions of TP_FrameIntHandler() and layer_1_sync_HISR_entry() |
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193 * in the TCS211 dl1_com.obj module contain CPU load measurement |
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194 * code. TI changed things for LoCosto, so we have to revert their |
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195 * changes and restore the TCS211 way. |
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196 */ |
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197 |
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198 #if (TRACE_TYPE == 4) |
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199 #define TIMER_RESET_VALUE (0xFFFF) |
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200 #define TICKS_PER_TDMA (1875) |
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201 #endif |
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202 |
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203 /*-------------------------------------------------------*/ |
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204 /* TP_FrameIntHandler() Low Interrupt service routine */ |
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205 /*-------------------------------------------------------*/ |
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206 /* Parameters : */ |
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207 /* Return : */ |
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208 /* Functionality : activate Hisr on each frame interrupt*/ |
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209 /*-------------------------------------------------------*/ |
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210 void TP_FrameIntHandler(void) |
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211 { |
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212 |
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213 #if (OP_L1_STANDALONE == 1) |
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214 |
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215 #if (TRACE_TYPE==1) |
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216 if (trace_info.current_config->l1_dyn_trace & 1<<L1_DYN_TRACE_L1S_CPU_LOAD) |
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217 { |
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218 TM_ResetTimer (2, 0xFFFF, 1, 0); |
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219 TM_StartTimer (2); |
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220 } |
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221 #endif |
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222 |
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223 #if (TRACE_TYPE==6) |
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224 TM_ResetTimer (2, 0xFFFF, 1, 0); |
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225 TM_StartTimer (2); |
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226 #endif |
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227 |
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228 #if (TRACE_TYPE==7) /* CPU_LOAD */ |
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229 l1_cpu_load_start(); |
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230 #endif |
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231 |
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232 #else |
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233 |
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234 #if (TRACE_TYPE == 4) && (TI_NUC_MONITOR != 1) |
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235 TM_ResetTimer (2, TIMER_RESET_VALUE, 1, 0); |
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236 TM_StartTimer (2); |
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237 #endif |
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238 |
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239 #if (TI_NUC_MONITOR == 1) |
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240 /* Copy LISR buffer in Log buffer each end of HISR */ |
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241 ti_nuc_monitor_tdma_action(); |
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242 #endif |
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243 |
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244 #if WCP_PROF == 1 |
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245 prf_LogFNSwitch(l1s.actual_time.fn_mod42432); |
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246 #endif |
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247 |
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248 #endif /* OP_L1_STANDALONE */ |
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249 |
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250 NU_Activate_HISR(&layer_1_sync_HISR); /* Activate HISR interrupt */ |
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251 |
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252 #if (OP_L1_STANDALONE == 0) |
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253 #if (WCP_PROF == 1) |
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254 #if (PRF_CALIBRATION == 1) |
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255 NU_Activate_HISR(&prf_CalibrationHISR); |
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256 #endif |
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257 #endif |
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258 #endif |
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259 |
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260 } |
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261 |
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262 /* |
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263 * layer_1_sync_HISR_entry |
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264 * |
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265 * HISR associated to layer 1 sync. |
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266 */ |
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267 |
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268 void layer_1_sync_HISR_entry (void) |
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269 { |
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270 /* automatic var for the CPU load measurement code below */ |
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271 #if (TRACE_TYPE == 4) |
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272 unsigned long cpu; |
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273 #endif |
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274 |
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275 // Call Synchronous Layer1 |
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276 hisr(); |
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277 |
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278 /* |
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279 * FreeCalypso: the following code has been reconstructed from |
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280 * the disassembly of the TCS211 binary object; it was found to be |
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281 * similar to the Trace_L1S_CPU_load() function in l1_trace.c |
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282 * which appears to have been only for (TRACE_TYPE == 1) originally. |
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283 */ |
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284 #if (TRACE_TYPE == 4) |
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285 layer_1_sync_end_time = TIMER_RESET_VALUE - TM_ReadTimer(2); |
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286 |
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287 cpu = (100 * layer_1_sync_end_time) / TICKS_PER_TDMA; |
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288 if (cpu > max_cpu) |
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289 { |
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290 max_cpu=cpu; |
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291 fn_max_cpu=l1s.actual_time.fn; |
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292 max_cpu_flag = 1; |
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293 /* |
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294 * TCS211 object has this bogus code here: |
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295 |
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296 if (some non-understood condition) { |
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297 static int i; |
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298 i++; // static var never used anywhere |
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299 max_cpu_flag = 1; |
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300 } |
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301 |
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302 * Because this bogus code does not change the result, |
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303 * I decided not to bother with reconstructing it. |
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304 */ |
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305 } |
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306 |
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307 if (((l1s.actual_time.fn%1326) == 0) && (max_cpu_flag == 0)) |
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308 max_cpu = 0; |
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309 #endif |
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310 } |
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311 |
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312 /* the following stub functions live in the dl1_com module per TCS211 */ |
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313 |
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314 void rx_tch_data (API *data_address, |
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315 UWORD8 channel_mode, |
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316 UWORD8 blk_seq_number) |
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317 { |
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318 } |
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319 |
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320 UWORD8 *tx_tch_data (void) |
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321 { |
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322 return(NULL); |
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323 } |